<?php
ob_start();
echo $this->getChildHtml();
$queldorei_blocks = Mage::registry('queldorei_blocks');
if ( !$queldorei_blocks ) {
    $queldorei_blocks = array();
} else {
    Mage::unregister('queldorei_blocks');
}
$queldorei_blocks['block_slideshow'] = ob_get_clean();
Mage::register('queldorei_blocks', $queldorei_blocks);